fix(launch): respawn cockpit_bridge so a failed start cannot leave the data lake feed dead

src/rov_mission/launch/mission.launch.py

@@ -42,6 +42,8 @@ def _launch_with_config(context, *args, **kwargs):
             executable='cockpit_bridge',
             name='cockpit_bridge',
             output='screen',
+            respawn=True,
+            respawn_delay=5.0,
         )
     ]